Out-of-bounds read in libvpx - CVE-2019-9232

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Main Vulnerability Database Vulnerabilities #VU23103

Out-of-bounds read in libvpx - CVE-2019-9232

Published: November 29, 2019 / Updated: December 20, 2019


Vulnerability identifier: #VU23103
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-9232
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a missing bounds check when processing media content in libvpx. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.


Affected software

libvpx
Gentoo Linux
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux for Power, big endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat CodeReady Linux Builder for x86_64
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat CodeReady Linux Builder for ARM 64
Ubuntu
Opensuse
Fedora
libvpx (Debian package)
libvpx (Alpine package)
libvpx1 (Ubuntu package)
libvpx (Red Hat package)
libvpx

How to mitigate CVE-2019-9232

Install update from vendor's website.

libvpx - update to 1.8.2
libvpx (Debian package) - addressed in versions 1.6.1-3+deb9u2, 1.7.0-3+deb10u1
libvpx1 (Ubuntu package) - update to 1.3.0-2ubuntu0.1~esm1
libvpx (Red Hat package) - addressed in versions 1.3.0-8.el7, 1.7.0-8.el8
libvpx - addressed in versions 1.8.2-1.fc30, 1.8.2-1.fc31

External References

Related Security Bulletins